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We evaluated blood pressure both intraoperatively and postoperatively for the first 12 postoperative hours. We compared a cohort that experienced postoperative hemorrhage with a cohort that did not require intervention. ROC-analysis were performed to find thresholds for postoperative blood pressure.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      453 patients were included. In 35 cases (7.7%), further treatment was necessary due to postoperative hemorrhage. Of these, nine patients required revision surgery, while 26 patients were managed conservatively. Both intra- (\n                      <jats:italic>p<\/jats:italic>\n                      \u2009&lt;\u20090.05) and postoperative (\n                      <jats:italic>p<\/jats:italic>\n                      \u2009&lt;\u20090.001) blood pressure influenced the risk of postoperative hemorrhage significantly.\n                    <\/jats:p>\n                    <jats:p>We identified a threshold of 140\u00a0mmHg of systolic blood pressure to minimize the risk of postoperative hemorrhage.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusion<\/jats:title>\n                    <jats:p>Maintaining systolic blood pressure below 140\u00a0mmHg after surgery seems to be crucial, as patients with postoperative hemorrhage experienced significantly longer durations of elevated systolic pressure (62\u00a0min\u2009&gt;\u2009140\u00a0mmHg and 17\u00a0min\u2009&gt;\u2009160\u00a0mmHg), highlighting its strong influence on hemorrhage risk.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1007\/s00701-026-06894-4","type":"journal-article","created":{"date-parts":[[2026,4,29]],"date-time":"2026-04-29T20:15:37Z","timestamp":1777493737000},"update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["Impact of postoperative blood pressure management on postoperative hemorrhage after resection of intraparenchymal brain tumors"],"prefix":"10.1007","volume":"168","author":[{"given":"Matthias","family":"Demetz","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Aleksandrs","family":"Krigers","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Rodrigo","family":"Uribe-Pacheco","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Daniel","family":"Pinggera","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Julia","family":"Klingenschmid","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Claudius","family":"Thom\u00e9","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Christian F.","family":"Freyschlag","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Johannes","family":"Kerschbaumer","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"297","published-online":{"date-parts":[[2026,4,29]]},"reference":[{"key":"6894_CR1","doi-asserted-by":"publisher","DOI":"10.1016\/j.jclinane.2020.109811","volume":"64","author":"T Abaziou","year":"2020","unstructured":"Abaziou T, Tincres F, Mrozek S, Brauge D, Marhar F, Delamarre L et al (2020) Incidence and predicting factors of perioperative complications during monitored anesthesia care for awake craniotomy. 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